Sort by Most recent sale Address Highest price Highest £ per sqm Largest area Smallest area	Last sold	Price paid	Floor area (m²) Floor area (sq ft)	£ per m² £ per sq ft	Type	Sold	m² sq ft	£/m² £/sq ft
15, Carmarthen Avenue, Portsmouth, PO6 2AG -	06 Dec 2022	£628,000	113 m² 1216 sqft	£5,557 £516	Semi-D (4 bed)
23, Carmarthen Avenue, Portsmouth, PO6 2AG	29 Sep 2021	£563,000	138 m² 1485 sqft	£4,079 £378	Semi-D (4 bed)
59, Carmarthen Avenue, Portsmouth, PO6 2AG -	28 Oct 2019	£550,000	172 m² 1851 sqft	£3,197 £297	Terrace (4 bed)
55, Carmarthen Avenue, Portsmouth, PO6 2AG -	13 Jun 2019	£770,000	264 m² 2841 sqft	£2,916 £270	Detached (4 bed)
77, Carmarthen Avenue, Portsmouth, PO6 2AG -	02 Nov 2018	£842,000	261 m² 2809 sqft	£3,226 £299	Detached (5 bed)
1a, Carmarthen Avenue, Portsmouth, PO6 2AG	02 Nov 2018	£465,000			Detached
9, Carmarthen Avenue, Portsmouth, PO6 2AG -	26 Oct 2018	£850,000	261 m² 2809 sqft	£3,256 £302	Detached (6 bed)
21, Carmarthen Avenue, Portsmouth, PO6 2AG -	16 Aug 2018	£490,000	147 m² 1582 sqft	£3,333 £309	Terrace (4 bed)
43, Carmarthen Avenue, Portsmouth, PO6 2AG -	22 Jun 2018	£655,000	173 m² 1862 sqft	£3,786 £351	Semi-D (4 bed)
45, Carmarthen Avenue, Portsmouth, PO6 2AG -	07 Sep 2017	£615,000	154 m² 1657 sqft	£3,993 £370	Semi-D (4 bed)
75, Carmarthen Avenue, Portsmouth, PO6 2AG -	31 Jul 2017	£460,000	118 m² 1270 sqft	£3,898 £362	Semi-D (4 bed)
35, Carmarthen Avenue, Portsmouth, PO6 2AG -	21 Nov 2016	£460,000	136 m² 1463 sqft	£3,382 £314	Semi-D (4 bed)
57, Carmarthen Avenue, Portsmouth, PO6 2AG -	25 Sep 2015	£455,000	182 m² 1959 sqft	£2,500 £232	Semi-D (5 bed)
13, Carmarthen Avenue, Portsmouth, PO6 2AG -	11 Jul 2014	£550,000	206 m² 2217 sqft	£2,669 £247	Detached (4 bed)
7, Carmarthen Avenue, Portsmouth, PO6 2AG	08 Dec 2006	£506,000			Detached (4 bed)
69, Carmarthen Avenue, Portsmouth, PO6 2AG -	20 Jan 2006	£390,000			Semi-D (4 bed)
47, Carmarthen Avenue, Portsmouth, PO6 2AG	18 Oct 2001	£248,000			Semi-D (4 bed)
11, Carmarthen Avenue, Portsmouth, PO6 2AG	10 Nov 2000	£263,600			Detached (4 bed)
31, Carmarthen Avenue, Portsmouth, PO6 2AG	04 Jul 1997	£146,000			Semi-D (4 bed)
65, Carmarthen Avenue, Portsmouth, PO6 2AG	31 Jan 1997	£134,950			Semi-D (4 bed)
1, Carmarthen Avenue, Portsmouth, PO6 2AG	23 Aug 1996	£182,000			Detached (4 bed)
71, Carmarthen Avenue, Portsmouth, PO6 2AG	17 Nov 1995	£117,000			Semi-D (4 bed)
15, Carmarthen Avenue -	£628,000 Dec-2022	113 1216	5,557 516
23, Carmarthen Avenue	£563,000 Sep-2021	138 1485	4,079 378
59, Carmarthen Avenue -	£550,000 Oct-2019	172 1851	3,197 297
55, Carmarthen Avenue -	£770,000 Jun-2019	264 2841	2,916 270
77, Carmarthen Avenue -	£842,000 Nov-2018	261 2809	3,226 299
1a, Carmarthen Avenue	£465,000 Nov-2018
9, Carmarthen Avenue -	£850,000 Oct-2018	261 2809	3,256 302
21, Carmarthen Avenue -	£490,000 Aug-2018	147 1582	3,333 309
43, Carmarthen Avenue -	£655,000 Jun-2018	173 1862	3,786 351
45, Carmarthen Avenue -	£615,000 Sep-2017	154 1657	3,993 370
75, Carmarthen Avenue -	£460,000 Jul-2017	118 1270	3,898 362
35, Carmarthen Avenue -	£460,000 Nov-2016	136 1463	3,382 314
57, Carmarthen Avenue -	£455,000 Sep-2015	182 1959	2,500 232
13, Carmarthen Avenue -	£550,000 Jul-2014	206 2217	2,669 247
7, Carmarthen Avenue	£506,000 Dec-2006
69, Carmarthen Avenue -	£390,000 Jan-2006
47, Carmarthen Avenue	£248,000 Oct-2001
11, Carmarthen Avenue	£263,600 Nov-2000
31, Carmarthen Avenue	£146,000 Jul-1997
65, Carmarthen Avenue	£134,950 Jan-1997
1, Carmarthen Avenue	£182,000 Aug-1996
71, Carmarthen Avenue	£117,000 Nov-1995

The data above for Carmarthen Avenue can be visualised as a scatter graph, this will show price trends over time.

The average price per square metre (per square foot) in Carmarthen Avenue, Portsmouth is £4,156 sqm (£386 per sq ft), this is from sold house prices of the 6 most recent sales.
The majority of homes in Cosham are now selling for between £2,940 and £3,710 per square metre (£273 and £344 per square foot) , find out more in this local analysis of PO6 2 (Cosham) house prices.
There are roughly 41 homes on Carmarthen Avenue, we would have expected roughly 5 sales each year given that in the UK people sell their homes on average once every 7 years.
In the last 4 years there have been 6 property sales in Carmarthen Avenue, averaging roughly 1 home sales per year .
The average size of all the properties on Carmarthen Avenue is 178 m2 (1,915 sqft).